Acetic acid (2R,3R,5R,6S)-5-acetoxy-2-acetoxymethyl-6-allyloxy-4-((3R,4S,5R)-3,4,5-tris-benzyloxy-tetrahydro-pyran-2-yloxy)-tetrahydro-pyran-3-yl ester 在
(1,5-cyclooctadiene)bis(methyldiphenylphosphine) iridium hexafluorophosphate 、
氢气 作用下,
生成
1-propenyl O-(2,3,4-tri-O-benzyl-β-D-xylopyranosyl)-(1-3)-2,4,6-tri-O-acetyl-α-D-glucopyranoside 、
1-propenyl O-(2,3,4-tri-O-benzyl-α-D-xylopyranosyl)-(1-3)-2,4,6-tri-O-acetyl-α-D-glucopyranoside